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Phylums and related characteristics are given below. Choose an appropriate option which fills the blank spaces.
Options:
| PHYLUM/CLASS | EXCRETORY ORGANS | CIRCULATORY ORGANS | RESPIRATORY ORGANS | |
| 1 | Arthropoda | A | Open | Trachae |
| 2 | B | Metanephridia | Open | Gills |
| 3 | Amphibia | C | Closed | D |
Solution:
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Verified Answer
The correct answer is:
A: Malphigian tubules, B: Mollusca, C: Kideny, D: lung
The excretory organs of arthropoda are: Nephridia, Coxal Glands, Green Gland, Malpighian Tubules with open circulatory system. They respire by the help of Trachae/book lungs
Mollucs also have a well developed excretory system, using tubular nephridia organized as kidneys. They respire by the help of gills which are also called as ctenidia.
Amphibia possess two kidneys located dorsally, in the body cavity which helps in excretion of waste. They have tails gills/gills for respiration in larval stages while lungs in adult.
Mollucs also have a well developed excretory system, using tubular nephridia organized as kidneys. They respire by the help of gills which are also called as ctenidia.
Amphibia possess two kidneys located dorsally, in the body cavity which helps in excretion of waste. They have tails gills/gills for respiration in larval stages while lungs in adult.
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